<template>
  <div class="app-container">
    <el-form ref="form" :model="form" :rules="rules" label-width="100px">
      <el-row>
        <el-col :span="24">
          <el-form-item label="上级菜单" prop="parentId">
            <treeselect
              v-model="form.parentId"
              :options="menuOptions"
              :normalizer="normalizer"
              :show-count="true"
              placeholder="选择上级菜单"
            />
          </el-form-item>
        </el-col>
        <!-- <el-col :span="24">
          <el-form-item label="菜单类型" prop="menuType">
            <el-radio-group v-model="form.menuType" :disabled="true">
              <el-radio label="M">目录</el-radio>
              <el-radio label="C">菜单</el-radio>
              <el-radio label="F">按钮</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="24" v-if="form.menuType != 'F'">
          <el-form-item label="菜单图标" prop="icon">
            <el-popover
              placement="bottom-start"
              width="460"
              trigger="click"
              @show="$refs['iconSelect'].reset()"
            >
              <IconSelect
                ref="iconSelect"
                @selected="selected"
                :active-icon="form.icon"
              />
              <el-input
                slot="reference"
                v-model="form.icon"
                placeholder="点击选择图标"
                readonly
              >
                <svg-icon
                  v-if="form.icon"
                  slot="prefix"
                  :icon-class="form.icon"
                  style="width: 25px"
                />
                <i v-else slot="prefix" class="el-icon-search el-input__icon" />
              </el-input>
            </el-popover>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="菜单名称" prop="menuName">
            <el-input
              v-model="form.menuName"
              placeholder="请输入菜单名称"
              :disabled="true"
            />
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="显示排序" prop="orderNum">
            <el-input-number
              v-model="form.orderNum"
              controls-position="right"
              :min="0"
            />
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'F'">
          <el-form-item prop="isFrame">
            <span slot="label">
              <el-tooltip
                content="选择是外链则路由地址需要以`http(s)://`开头"
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              是否外链
            </span>
            <el-radio-group v-model="form.isFrame" :disabled="true">
              <el-radio label="0">是</el-radio>
              <el-radio label="1">否</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'F'">
          <el-form-item prop="path">
            <span slot="label">
              <el-tooltip
                content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头"
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              路由地址
            </span>
            <el-input
              v-model="form.path"
              placeholder="请输入路由地址"
              :disabled="true"
            />
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType == 'C'">
          <el-form-item prop="component">
            <span slot="label">
              <el-tooltip
                content="访问的组件路径，如：`system/user/index`，默认在`views`目录下"
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              组件路径
            </span>
            <el-input
              :disabled="true"
              v-model="form.component"
              placeholder="请输入组件路径"
            />
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'M'">
          <el-form-item prop="perms">
            <el-input
              v-model="form.perms"
              placeholder="请输入权限标识"
              maxlength="100"
              :disabled="true"
            />
            <span slot="label">
              <el-tooltip
                content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasPermi('system:user:list')`)"
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              权限字符
            </span>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType == 'C'">
          <el-form-item prop="query">
            <el-input
              :disabled="true"
              v-model="form.query"
              placeholder="请输入路由参数"
              maxlength="255"
            />
            <span slot="label">
              <el-tooltip
                content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`'
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              路由参数
            </span>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType == 'C'">
          <el-form-item prop="isCache">
            <span slot="label">
              <el-tooltip
                content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致"
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              是否缓存
            </span>
            <el-radio-group v-model="form.isCache" :disabled="true">
              <el-radio label="0">缓存</el-radio>
              <el-radio label="1">不缓存</el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'F'">
          <el-form-item prop="visible">
            <span slot="label">
              <el-tooltip
                content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问"
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              显示状态
            </span>
            <el-radio-group v-model="form.visible" :disabled="true">
              <el-radio
                v-for="dict in dict.type.sys_show_hide"
                :key="dict.value"
                :label="dict.value"
                >{{ dict.label }}</el-radio
              >
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="12" v-if="form.menuType != 'F'">
          <el-form-item prop="status">
            <span slot="label">
              <el-tooltip
                content="选择停用则路由将不会出现在侧边栏，也不能被访问"
                placement="top"
              >
                <i class="el-icon-question"></i>
              </el-tooltip>
              菜单状态
            </span>
            <el-radio-group v-model="form.status" :disabled="true">
              <el-radio
                v-for="dict in dict.type.sys_normal_disable"
                :key="dict.value"
                :label="dict.value"
                >{{ dict.label }}</el-radio
              >
            </el-radio-group>
          </el-form-item>
        </el-col> -->
      </el-row>
    </el-form>

    <div
      slot="footer"
      class="dialog-footer"
      style="display: flex; justify-content: space-between"
    >
      <div></div>
      <div>
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </div>
  </div>
</template>

<script>
import {
  listMenuNew,
  listMenu,
  getMenu,
  delMenu,
  addMenu,
  updateMenu,
} from "@/api/system/menu";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import IconSelect from "@/components/IconSelect";

export default {
  name: "Menu",
  dicts: ["sys_show_hide", "sys_normal_disable"],
  components: { Treeselect, IconSelect },
  props: {
    row: {
      type: Object,
      default: () => {},
    },
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 显示搜索条件
      showSearch: true,
      // 菜单表格树数据
      menuList: [],
      // 菜单树选项
      menuOptions: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 是否展开，默认全部折叠
      isExpandAll: false,
      // 重新渲染表格状态
      refreshTable: true,
      // 查询参数
      queryParams: {
        menuName: undefined,
        visible: undefined,
        // menuType: "C",
        parentId: 0,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        menuName: [
          { required: true, message: "菜单名称不能为空", trigger: "blur" },
        ],
        orderNum: [
          { required: true, message: "菜单顺序不能为空", trigger: "blur" },
        ],
        path: [
          { required: true, message: "路由地址不能为空", trigger: "blur" },
        ],
      },
    };
  },
  watch: {
    row: {
      handler: function (newnew, oldold) {
        console.log("newnew", newnew);
        if (newnew) {
          this.handleUpdate(newnew);
        }
        // this.showColumn = newnew;
        // // 这里需要让表格重新绘制一下，否则会产生固定列错位的情况
        // this.$nextTick(() => {
        //   this.$refs.BaseTable.doLayout();
        // });
      },
      deep: true,
      immediate: true,
    },
  },
  created() {
    // this.handleAdd();
  },
  methods: {
    // 选择图标
    selected(name) {
      this.form.icon = name;
    },
    /** 查询菜单列表 */
    getList() {
      this.loading = true;
      listMenu(this.queryParams).then((response) => {
        this.menuList = this.handleTree(response.data, "menuId");
        this.loading = false;
      });
    },
    /** 转换菜单数据结构 */
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children;
      }
      return {
        id: node.menuId,
        label: node.menuName,
        children: node.children,
      };
    },
    /** 查询菜单下拉树结构 */
    getTreeselect() {
      listMenu(this.queryParams).then((response) => {
        this.menuOptions = [];
        // this.menuOptions = this.handleTree(response.data, "menuId");
        // return;
        // const menu = this.handleTree(response.data, "menuId");
        const menu = { menuId: 0, menuName: "主类目", children: [] };
        menu.children = this.handleTree(response.data, "menuId");

        this.menuOptions.push(menu);
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
      this.$emit("handleColse", "");
    },
    // 表单重置
    reset() {
      this.form = {
        menuId: undefined,
        parentId: 0,
        menuName: undefined,
        icon: undefined,
        menuType: "C",
        orderNum: 0,
        isFrame: "1",
        isCache: "1",
        visible: "0",
        status: "0",
        component: "conf/After/index",
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      this.reset();
      this.getTreeselect();
      if (row != null && row.menuId) {
        this.form.parentId = row.menuId;
      } else {
        this.form.parentId = 0;
      }
      this.open = true;
      this.title = "添加菜单";
    },
    /** 展开/折叠操作 */
    toggleExpandAll() {
      this.refreshTable = false;
      this.isExpandAll = !this.isExpandAll;
      this.$nextTick(() => {
        this.refreshTable = true;
      });
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      this.getTreeselect();
      getMenu(row.menuId).then((response) => {
        this.form = response.data;

        this.open = true;
        this.title = "修改菜单";
      });
    },
    /** 提交按钮 */
    submitForm: function () {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.menuId != undefined) {
            updateMenu(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");

              this.$emit("handleColse", "");
              // this.open = false;
              // this.getList();
            });
          } else {
            addMenu(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      this.$modal
        .confirm('是否确认删除名称为"' + row.menuName + '"的数据项？')
        .then(function () {
          return delMenu(row.menuId);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
  },
};
</script>
